LOCAL ROAD over UPPER IOWA RIVER

Map 

Facts 

Name:	LOCAL ROAD over UPPER IOWA RIVER
Structure number:	000000000348840
Location:	0990910
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) [09]
Length of largest span:	100.1 ft. [30.5 m]
Total length:	248.0 ft. [75.6 m]
Roadway width between curbs:	15.1 ft. [4.6 m]
Deck width edge-to-edge:	16.1 ft. [4.9 m]
Vertical clearance above deck:	11.8 ft. [3.6 m]
Owner:	County Highway Agency [02]
Year built:	1924
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places [3]
Number of main spans:	2
Main spans material:	Steel [3]
Main spans design:	Truss - Thru [10]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	50 [as of 2001]
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Poor [4 out of 9]
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:	Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:	31.7 tons [28.8 metric tons]
Inventory rating:	19.8 tons [18.0 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	28.1
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$396,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	50 [as of 1993]
Truck traffic:	14% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:	Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:	31.7 tons [28.8 metric tons]
Inventory rating:	19.8 tons [18.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	46.2
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$396,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	45 [as of 1984]
Truck traffic:	4% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	22.2 tons [20.2 metric tons]
Inventory rating:	13.6 tons [12.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	48.2
Estimated cost of work:	$396,000

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